Safety plug – rewireable, blue, 4 mm, nickel-plated

The Schutzinger SFK 30 S NI-OK-BLU is a blue rewireable 4 mm safety plug with nickel-plated contacts, engineered for high-reliability connections in custom test leads. Ideal for lab and field use where robust insulation and secure mating are essential. Handles up to 2.5 mm² cables with a secure screw terminal. Includes unassembled PA 6.6 sleeve and ferrules for 1 mm² and 2.5 mm² cables. Nickel plated contacts for high-performance connections.